Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

How powerful is the reaction between baking soda and vinegar? Find out here!

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Do you think heat can affect a plant's growth rate?

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

Make this delicious warm apple bread for Hanukkah.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!